import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '@/components/Login'
import Home from '@/components/Home'
import Welcome from '@/components/Welcome'
import User from '@/view/user/User'

Vue.use(VueRouter)

const routes = [
  {
    path: '/',
    redirect: '/login'
  },
  {
    path: '/login',
    component: Login
  },
  {
    path: '/home',
    component: Home,
    redirect: '/welcome',
    children: [{
      path: '/welcome',
      component: Welcome
    },
      {
        path: '/users',
        component: User
      }
    ]
  }
]

const router = new VueRouter({
  routes
})
// 路由守卫
router.beforeEach((to, from, next) => {
  if (to.path === '/login') {
    return next()
  }
  const token = window.sessionStorage.getItem('token')
  if (!token) {
    next('/login')
  }
  next()
})
export default router
